An Unmanned Electric Cargo Ship:

Taking current technology to the extreme, DNV GL has developed a revolutionary concept for an unmanned, zero-emission, short sea vessel.

ReVolt Autonomous Emissions Free Ship

The ship is named the ReVolt, this vessel is 60 metres long and is fully battery powered and autonomous – it requires no crew. This is a new shipping concept for the short-sea segment that offers a pollution free possible solution to the growing need for transport capacity. Source: The ReVolt – DNV GL